How far is Katy, TX from Amarillo, TX?
The driving distance from Katy, TX to Amarillo, TX is about 591.9 miles (952.6 km), with a travel time of about 08h 50m by car.
- The straight-line flight distance is about 513.2 miles (825.9 km).
- For a round trip, plan for roughly 17h 41m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 08h 50m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Texas, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Katy and Amarillo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Katy and Amarillo.
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1
Start on Highway Boulevard
1.1 mi · 2 min · Highway Boulevard
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2
Turn left onto Katy Freeway Frontage Road
69 m · 4 sec · Katy Freeway Frontage Road
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3
Take the ramp slight left toward I 10 East
1776 ft · 44 sec
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4
Merge slight left onto Katy Freeway
1.3 km · 52 sec · Katy Freeway
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5
Take the exit slight right toward TX 99 Toll North, TX 99 South: Grand Parkway
2346 ft · 45 sec
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6
Keep slight left to continue on TX 99 Toll North: Grand Parkway
1 km · 1 min
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7
Keep slight left to continue on TX 99 Toll North
854 ft · 21 sec
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8
Merge slight left onto West Grand Parkway North
13.9 mi · 16 min · West Grand Parkway North
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9
Take the exit slight right toward US 290 West, US 290 East: Austin, Houston
1449 ft · 35 sec
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10
Keep slight left to continue on US 290 West: Austin
1.5 km · 2 min
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11
Merge slight left onto Northwest Freeway
19.4 mi · 22 min · Northwest Freeway
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12
Take the exit slight right toward College Station, Bryan
1484 ft · 36 sec
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13
Keep slight left
700 ft · 18 sec
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14
Turn right
993 ft · 13 sec
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15
Continue straight
10.8 mi · 12 min
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16
Turn straight
57.7 mi · 1 hr 2 min
-
17
Keep slight right to continue on North State Highway 6
5.8 mi · 6 min · North State Highway 6
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18
Continue on South Main Street
2.2 mi · 3 min · South Main Street
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19
Continue on North State Highway 6
37.5 mi · 37 min · North State Highway 6
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20
Continue on South Memorial Street
2.2 mi · 3 min · South Memorial Street
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21
Continue on East State Highway 6
9.1 mi · 9 min · East State Highway 6
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22
Take the exit slight right
1392 ft · 34 sec
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23
Turn right onto East Loop 340
4.9 mi · 7 min · East Loop 340
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24
Take the exit slight right
108 m · 10 sec
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25
Take the ramp straight toward I 35 North
1513 ft · 23 sec
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26
Merge slight left onto Purple Heart Trail
31.5 mi · 31 min · Purple Heart Trail
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27
Keep slight left to continue on I 35W: Fort Worth
51.5 mi · 54 min
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28
Take the exit slight left toward I 35W Express North: I 35W TEXpress North
8.9 mi · 9 min · I 35W TEXpress
-
29
Take the exit slight right toward US 81 North, US 287 North: Decatur
1.1 km · 1 min
-
30
Merge slight left
1.7 mi · 2 min
-
31
Continue straight
101.7 mi · 1 hr 48 min
-
32
Continue on Lloyd Ruby Overpass
1.3 km · 59 sec · Lloyd Ruby Overpass
-
33
Continue on Central Freeway
2.4 mi · 3 min · Central Freeway
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34
Keep slight left to continue on Northwest Freeway
5.3 mi · 6 min · Northwest Freeway
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35
Continue on US Highway 287 East
40.5 mi · 42 min · US Highway 287 East
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36
Continue on Martin Luther King Jr Memorial Highway
4.1 mi · 4 min · Martin Luther King Jr Memorial Highway
-
37
Continue on US Highway 287 West
25.7 mi · 26 min · US Highway 287 West
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38
Continue on East 11th Street
28.7 mi · 33 min · East 11th Street
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39
Continue on Avenue F Northeast
2.8 mi · 3 min · Avenue F Northeast
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40
Continue on US Highway 287
13.8 mi · 15 min · US Highway 287
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41
Continue on Burnett Street
1.1 km · 1 min · Burnett Street
-
42
Continue on US Highway 287
13.6 mi · 14 min · US Highway 287
-
43
Turn straight onto Boykin Drive
26.2 mi · 28 min · Boykin Drive
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44
Continue on East 2nd Street
1.6 mi · 2 min · East 2nd Street
-
45
Continue on US Highway 287
28.4 mi · 29 min · US Highway 287
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46
Continue on East 1st Street
1.1 mi · 2 min · East 1st Street
-
47
Continue on US Highway 287
19.6 mi · 20 min · US Highway 287
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48
Keep slight right to continue on East Interstate Drive
100 m · 8 sec · East Interstate Drive
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49
Keep slight right to continue on Southeast 3rd Avenue
2.6 mi · 4 min · Southeast 3rd Avenue
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50
Take the ramp left
946 ft · 26 sec
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51
Merge slight left onto North Lakeside Drive
1.3 mi · 1 min · North Lakeside Drive
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52
Take the exit slight right toward US 60, I 40 Business: Amarillo Boulevard
1620 ft · 46 sec
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53
Turn left onto East Amarillo Boulevard
4.4 mi · 5 min · East Amarillo Boulevard
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54
Continue straight
1.4 km · 1 min
-
55
Continue on East Amarillo Boulevard
534 ft · 17 sec · East Amarillo Boulevard
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56
Arrive at your destination
0 m · 1 sec · East Amarillo Boulevard
Car Route Details
A richer read on the saved driving route between Katy and Amarillo.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
US 81 North
Continue straight
102 mi · 01h 48m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Cloudy leaving Katy and Partly Sunny then Slight Chance Showers And Thunderstorms near Amarillo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Katy to Amarillo?
The road trip is about 591.9 miles (952.6 km) and usually takes 08h 50m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Decatur is a useful midpoint, sitting about 295.4 miles from Katy and 296.5 miles from Amarillo.
How much longer is the road route than the straight-line distance?
The direct path is about 513.2 miles (825.9 km), while the road route adds roughly 78.7 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $78.94 one way or $157.89 round trip. Estimated CO2 is about 185.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Katy and Partly Sunny then Slight Chance Showers And Thunderstorms near Amarillo.
Stop Ideas Near Decatur
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Bridgeport Utility Billing
Boyd City Hall
Paradise City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Decatur.
Fort Worth Central Station
Gainesville
Union Station
Dallas, TX
Flight Path Map
This map shows the direct air route between Katy and Amarillo. Straight-line distance: 513.18 mi (825.89 km).
#1 Katy
City in Texas, United States; within the Houston–The Woodlands–Sugar Land metropolitan area
| Population | 23,889 |
| Coordinates | 29.7857900, -95.8244000 |
| Altitude | 42 |
| Country | United States |
#2 Amarillo
The second most populous city in Texas Panhandle.
| Population | 199,654 |
| Coordinates | 35.2220000, -101.8313000 |
| Altitude | 1118 |
| Country | United States |
End: East Amarillo Boulevard (-101.8313, 35.221963)
Estimated Travel Time
Distance: 953 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 19h 43m |
| 40 mph (64.37 km/h) | 14h 47m |
| 50 mph (80.47 km/h) | 11h 50m |
| 60 mph (96.56 km/h) | 09h 51m |
| 70 mph (112.65 km/h) | 08h 27m |
| 80 mph (129 km/h) | 07h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $78.94 | $157.89 |
| Mid-grade | $4.25 | $88.82 | $177.65 |
| Premium | $4.59 | $95.91 | $191.81 |
| Diesel | $3.99 | $83.41 | $166.83 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Texas · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.